/**
 * @author DELL
 * @createDate 2016/11/1 15:41
 * @copyright 广州市生物制品有限公司
 * @description 未经本公司许可，不得以任何方式复制或使用本程序任何部分
 */
package ch03;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioServerSocketChannel;

/**
 * 类功能描述: TODO
 *
 * @author 12360
 * @version 1.0
 * @createDate Nov 19, 2015 11:16:44 AM
 */
public class TimeServer {

    public void bind(int port) throws InterruptedException {
        //配置服务端的NIO线程组
        EventLoopGroup bossGroup = new NioEventLoopGroup(); //NIO线程组，Reactor线程组，专门用于服务端接收客户端的连接
        EventLoopGroup workerGroup = new NioEventLoopGroup(); //NIO线程组，Reactor线程组，专门用于SocketChannel网络读写

        try {
            ServerBootstrap b = new ServerBootstrap(); //Netty启动服务端的辅助启动类
            b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                    .option(ChannelOption.SO_BACKLOG, 1024)
                    .childHandler(new ChildChannelHandler()); //I/O事件绑定事件处理类ChildChannelHandler
            ChannelFuture f = b.bind(port).sync();
            f.channel().closeFuture().sync();
        } finally {
            bossGroup.shutdownGracefully();
            workerGroup.shutdownGracefully();
        }
    }

    private class ChildChannelHandler extends ChannelInitializer<SocketChannel> {
        protected void initChannel(SocketChannel socketChannel) throws Exception {
            socketChannel.pipeline().addLast(new TimeServerHandler());
        }
    }

    public static void main(String[] args) throws InterruptedException {
        int port = 8080;
        if (args != null && args.length > 0) {
            try {
                port = Integer.valueOf(args[0]);
            } catch (NumberFormatException e) {

            }
        }
        new TimeServer().bind(port);
    }


}
